La biodiversidad en Michoacán estudio de estado 2 - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2019)

La biodiversidad en Tabasco estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2019)

La biodiversidad en Veracruz : estudio de estado - Cruz Angón, Andrea (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2011)

La biodiversité mondiale - Musée Canadien De La Nature. (Musée canadien de la nature, 1996)

Biodiversity journal (Edizioni Danaus, 2011)

Biodiversity journal (Edizioni Danaus, 2012)

Biodiversity journal (Edizioni Danaus, 2015)

Biologia centrali-americana: Aves - Godman, Frederick Du Cane, 1834 -1919 (R.H. Porter], 1879)

Biologia Centrali-Americana :zoology, botany and archaeology - Godman, Frederick Du Cane, 1834 -1919 (Published for the editors by R. H. Porter], 1879)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1964)

Biological notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1967)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1894)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1896)

Biologisches Zentralblatt (G. Thieme, 1919)

Biologisches Zentralblatt (G. Thieme, 1921)

Biologisches Zentralblatt (G. Thieme, 1922)

The biology of birds - Thomson, J. Arthur (John Arthur), 1861 -1933 (Macmillan, 1923)

Biophysical inventory, significant, sensitive and disturbance features of the Whaleback area - Geowest Environmental Consultants Ltd. (GEOWEST Environmental Consultants Ltd, 1997)

Biophysical land classification, range assessment and significant features assessment of the Hand Hills Ecological Reserve - Cornish, Beth. (Alberta Environmental Protection, Resource Data Division, 1997)

Biophysical overview, significant, sensitive and disturbance features of the Saddle Hills, Alberta - Bentz, Jerry A. (GEOWEST Environmental Consultants Ltd, 1999)

Bird and small mammal populations in a grazed and ungrazed riparian habitat in Idaho - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1990)

Bird-architecture - Rennie, James, 1787 -1867 (C. Knight, 1844)

Bird blow flies (Protocalliphora) in North America (Diptera: Calliphoridae), with notes on the Palearctic species - Sabrosky, Curtis W. (Curtis Williams), 1910 -1997 (Smithsonian Institution Press, 1989)

Bird hunting on the White Nile; a naturalist's experiences in the Soudan - Witherby, H. F. (Harry Forbes), 1873 -1944 (The Office of "Knowledge", 1902)

Bird-hunting through wild Europe - Lodge, R B (D. Appleton, 1909)

Bird-hunting through wild Europe - Lodge, R. B. (Robert Culley, 1908)

Bird-life; being a history of the bird, its structure, and habits, together with sketches of fifty different species - Brehm, Alfred Edmund, 1829 -1884 (J. Van Voorst, 1874)

Bird-life - Pycraft, W. P. (William Plane), 1868 -1942 (Hodder and Stoughton, 1899)

Bird life in arctic Norway : a popular brochure - Collett, Robert, 1842 -1913 (H.R. Porter, 1894)

The bird-life of London - Dixon, Charles, 1858 -1926 (W. Heinemann, 1909)

Bird life of North Carolina's Shining Rock Wilderness - North Carolina Biological Survey. ([North Carolina Biological Survey, N.C. State Museum of Natural Sciences], 1994)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1905)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1905)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1918)

Bird lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (Macmillan Co, 1920)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1918)

Bird-lore - National Association of Audubon Societies for the Protection of Wild Birds; Animals. (National Association of Audubon Societies, 1920)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (G. Morang, 1898)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, 1918)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Double Day, Page, 1908)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Burroughs, John, 1837 -1921 (Doubleday & McClure Co, 1897)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Burroughs, John, 1837 -1921 (G.N. Morang, 1903)

Bird neighbors; an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Garden City Pub. Co, 1922)

Bird neighbors. An introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Grosset & Dunlap, 1904)

Bird neighbors. An introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Co, 1903)

Bird neighbors. An introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure, 1900)

Bird neighbors. An introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Co, 1904)

Bird neighbors. An introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1916)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure, 1899)

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure, 1898)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1912)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1913)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1914)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1915)

Bird notes - Foreign Bird Club. (Foreign Bird Club, 1922)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1989)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1990)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1991)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1992)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1996)

Bird report for ... - Yorkshire Naturalists' Union (Yorkshire Naturalists' Union, 1997)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1966)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1968)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1970)

Bird Report / Ornithological Society of Turkey - Royal Society for the Protection of Birds (1974)

The bird rookeries of the Tortugas - Bartsch, Paul, 1871 -1960 (Govt. Print. Off, 1919)

Bird's nests - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for promoting Christian knowledge, 1854)

Bird status and distribution on the Fort Pierre National Grassland, 2016 - Mares, Ruben, (Forest Service, Department of Agriculture, 2016)

Bird world magazine (1907)

The birds - Büttikofer, Johann, 1850 -1927 (1899)

Birds and their nests and eggs : found in and near great towns - Vos, George Herklots. (G. Routledge, 1907)

Birds beneficial to agriculture - Frohawk, Frederick William, 1861 -1946 (Printed by order of the Trustees of the British museum, 1919)

Birds. Collected excerpts from v. 10 of Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (1900)

Birds from Moidart and elsewhere - Blackburn, Jemima, 1823 -1909 (David Douglas, 1895)

Birds II - Swedish Zoological Expeditions to Siam, 1911-1912, 1914-1915. (Almqvist & Wiksells, 1916)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2011)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2013)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2016)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2017)

Birds; a miscellaneous collection of 37 pamphlets about birds - Biological Society of Washington (1910-1913, 1914)

Birds' nesting in India. A calendar of the breeding seasons, and a popular guide to the habits and haunts of birds. Illustrated - Marshall, G. F. L. (George Frederick Leycester), 1843 -1934 (Calcutta Central Press, 1877)

Birds' nests; an introduction to the science of caliology - Dixon, Charles, 1858 -1926 (G. Richards, 1902)

The birds of America : from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (J.B. Chevalier, 1840)

The birds of America : from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (J.B. Chevalier, 1844)

The birds of America, from drawings made in the United States and their territories - Audubon, John James, 1785 -1851 (G.R. Lockwood, 1871)

The birds of Australia - Gould, John 1804 -1881 (Printed by R. and J. E. Taylor; pub. by the author, 1848)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1919)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1923)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1924)

The birds of Ayrshire and Wigtownshire - Gray, Robert, 1825 -1887 (T. Murray, 1869)

The birds of Berkshire and Buckinghamshire : a contribution to the natural history of the two counties - Kennedy, Alexander W. M. Clark (Alexander William Maxwell Clark), 1851 -1894 (Ingalton and Drake, 1868)

The birds of Berwickshire; with remarks on their local distribution migration, and habits, and also on the folk-lore, proverbs, popular rhymes and sayings connected with them - Muirhead, George (David Douglas, 1889)

The birds of Berwickshire; with remarks on their local distribution migration, and habits, and also on the folk-lore, proverbs, popular rhymes and sayings connected with them - Muirhead, George. (D. Douglas, 1889)

The birds of Berwickshire; with remarks on their local distribution migration, and habits, and also on the folk-lore, proverbs, popular rhymes and sayings connected with them - Muirhead, George (David Douglas, 1895)

The birds of Breconshire - Phillips, Edward Cambridge, 1840 - (E. Davies, 1899)

Birds of Britain - Bonhote, J. Lewis (John Lewis), 1875 -1922 (A. and C. Black, 1907)

The birds of Britain : their distribution and habits - Evans, A. H. (Arthur Humble) (Cambridge University Press, 1916)

The birds of Calcutta - Finn, Frank, 1868 -1932 (Thacker, Spink & co, 1904)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Brooks, Allan 1869 -1946 (South Moulton, 1923)

[Birds of Canada] - Brooks, Allan 1869 -1946 (National Museum of Canada, 1900)

The birds of Celebes and the neighbouring islands - Meyer, Adolf Bernhard, 1840 -1911 (R. Friedländer & Sohn, 1898)

The birds of Cheshire - Coward, T. A. (Thomas Alfred), 1867 -1933 (Sherratt and Hughes, 1900)

The birds of Chile - Hellmayr, Carl Eduard, 1878 -1944 (Field Museum of Natural History, 1932)

Birds of Cimarron National Grassland - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain, Forest and Range Experiment Station, 1996)

The birds of Devon - Keulemans, J. G. (John Gerrard), 1842 -1912 (R.H. Porter, 1892)

The birds of Dorsetshire; a contribution to the natural history of the county - Mansel-Pleydell, John Clavell, 1817 -1902 (R.H. Porter; [etc., etc, 1888)

The birds of Dumfriesshire : a contribution to the fauna of the Solway area - Gladstone, Hugh S. (Hugh Steuart), 1877 -1949 (Witherby & Co, 1910)

Birds of Eastern and Southern Asia - Balfour, Edward, 1813 -1889 (s.n, 1873)

The birds of Essex: a contribution to the natural history of the country - Christy, Miller, 1861 -1928 (E. Durrant & Co.; [etc., etc.], 1890)

The Birds of Europe - Lear, Edward, 1812 -1888 (Printed by R. and J.E. Taylor, pub. by the author, 1837)

The birds of Great Britain - Gould, John 1804 -1881 (Printed by Taylor and Francis, published by the author, 1873)